40221312310131 has 4 divisors (see below), whose sum is σ = 53628416413512. Its totient is φ = 26814208206752.

The previous prime is 40221312310129. The next prime is 40221312310133. The reversal of 40221312310131 is 13101321312204.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (40221312310129) and next prime (40221312310133).

It is a cyclic number.

It is not a de Polignac number, because 40221312310131 - 2¹ = 40221312310129 is a prime.

It is a super-2 number, since 2×40221312310131² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40221312310133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6703552051686 + ... + 6703552051691.

It is an arithmetic number, because the mean of its divisors is an integer number (13407104103378).

Almost surely, 2^{40221312310131} is an apocalyptic number.

40221312310131 is a deficient number, since it is larger than the sum of its proper divisors (13407104103381).

40221312310131 is a wasteful number, since it uses less digits than its factorization.

40221312310131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13407104103380.

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 40221312310131 its reverse (13101321312204), we get a palindrome (53322633622335).

The spelling of 40221312310131 in words is "forty trillion, two hundred twenty-one billion, three hundred twelve million, three hundred ten thousand, one hundred thirty-one".